Skip to content
4,937 races in the next 12 months4,937 races 153 countries Free for runners and organizers No commission · no added feeNo commission
SundayMarathon

Race calendar · 2027

May 2027

543 races across 24 race days in May 2027.

The grid marks every race day. Open the agenda below, or any race for its full page.

543

Races this month

24

Race days

May

2027

Race days in May

Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
10th Wild Horse Traverse - 50km 12th Grayson Highlands 50km Race - 50km +79 more
2
2nd Collegeville Ultra - 50km 2nd The Pilgrimage - Crewed - 150h +84 more
3
Avenue des Géants Chiemgau Trail Run +23 more
4
Chiltern Ridge Ultra Trail Globus Marathon St. Wendel +1 more
5
3. Die Bergischen 5 Erwachsenenrunde - 275km/5stages 3. Die Bergischen 5 Etappe 1 - 50km +4 more
6
3. Die Bergischen 5 Etappe 2 - 60km Great Wall Trail +1 more
7
12th Hardcore Ultra Trail (HUT) - 50 Miles - 77km 3. Die Bergischen 5 Etappe 3 - 70km +15 more
8
10 Trosa Backyard Ultra - 34h 12th Hardcore Ultra Trail (HUT) - 60 K - 64km +54 more
9
3 Toppe løbet 3. Die Bergischen 5 Etappe 5 - 45km +63 more
10
19th 3 Days at the Fair 6 Days Race - 6d Conquer The Wall Marathon +8 more
11
Champ'Aisne Trail Festi-Trail +6 more
12
17th Born to Run Ultra 4 days Marathon - 4d Born to Run Ultra Marathons +10 more
13
17th Born to Run Ultra 3 days Marathon - 3d 19th 3 Days at the Fair 72 Hour Race - 72h +8 more
14
17th Born to Run Ultra 100 Mile Marathon - 100mi 19th 3 Days at the Fair 48 Hour Race - 48h +8 more
15
17th Born to Run Ultra 30 Mile Marathon - 30mi 19th 3 Days at the Fair 6 Hour Race - 6h +55 more
16
EDP Vitoria Gasteiz Marathon Martin Fiz 3rd Five Rivers Ultra 50km - 50km +62 more
17
Endurancelife | Classic Quarter Garda Trentino Trail +7 more
18
Kandovan skyrace MTC Carman +6 more
19
MTC Bodach Trail del Fluminese
20
Eroica Nicolosi Etna MTC Aibell
21
22
11th Run for Amma 50 Km - 50km 6th Big Wolf’s Backyard Ultra – Lévis - 24h +1 more
23
24
25
26
27
28
PAUL150 - Panoramasteig Ultra 150 Meilen - 150mi Run Britannia - 1000mi/31stages
29
Iron Will Backroads PAUL50 - Panoramasteig Ultra 50 Meilen - 50mi +1 more
30
Edinburgh Half Marathon
31

Agenda

May race by race

Page 17 of 23 · 24 of 543 races · use the grid or race-day list to jump to any date

Date Race Location Distances
Fri 14 May 19th 3 Days at the Fair 48 Hour Race - 48h US United States · Ultra USUnited States Ultra · 48h
Fri 14 May Behördenmarathon Halle DE Germany · 42.2K DEGermany 42.2K · 21.1K
Fri 14 May Itzer Trail MA Morocco · 21.1K MAMorocco 21.1K · 10K · 35K + 21K
Fri 14 May MTC Ollipheist IE Ireland IEIreland -
Fri 14 May Prairie Series - ND US Wahpeton, United States · 42.2K USWahpeton, United States 42.2K · 21.1K
Fri 14 May The MTC Severn Plod Ultra GB United Kingdom · Trail 77.24K GBUnited Kingdom Trail 77.24K
Fri 14 May Trail Alsace Grand Est by UTMB® FR France · Ultra FRFrance Ultra · Celtic Trail
Fri 14 May Trail of Haute Provence (THP) FR France · Ultra FRFrance Ultra · 21.1K · 10K
Fri 14 May Ultra-Trail Snowdonia Eryri by UTMB® GB United Kingdom · UTS 100M GBUnited Kingdom UTS 100M · UTS 100K · UTS 80K
Sat 15 May 17th Born to Run Ultra 30 Mile Marathon - 30mi US United States · 30 mi USUnited States 30 mi
Sat 15 May 19th 3 Days at the Fair 6 Hour Race - 6h US United States · Ultra USUnited States Ultra · 6h
Sat 15 May 2 SanktPauli 50 - 51km DE Germany · 51K DEGermany 51K
Sat 15 May 2 SanktPauli100 - 100km DE Germany · 100K DEGermany 100K
Sat 15 May 3 Bremen - Sankt Pauli 100mi - 100mi DE Germany · 100 mi DEGermany 100 mi
Sat 15 May 3. Heidi 222 - 222km DE Germany · 222K DEGermany 222K
Sat 15 May 3rd Five Rivers Ultra 50mi - 50mi GB United Kingdom · 50 mi GBUnited Kingdom 50 mi
Sat 15 May 4th Butterfield Backyard - 7h US United States · Ultra USUnited States Ultra · 7h
Sat 15 May 5. Lafferde Loop Challenge - 26h DE Germany · 6 Hour DEGermany 6 Hour · 26h
Sat 15 May Beach to Bay Relay Marathon US Corpus Christi, United States · 42.2K USCorpus Christi, United States 42.2K · Relay
Sat 15 May Berga Trail ES Spain · Ultra ESSpain Ultra · ULTRA ENSIJA
Sat 15 May Berryman Marathon US Potosi, United States · 42.2K USPotosi, United States 42.2K
Sat 15 May Bijlmer Run (Half Marathon in Amsterdam) NL Netherlands · 21.1K NLNetherlands 21.1K · 10K · 5K
Sat 15 May Chartreuse Trail Festival FR France · Trail 47K FRFrance Trail 47K
Sat 15 May Cleveland Marathon US Ohio, United States · Ultra USOhio, United States Ultra · 42.2K · 21.1K
Page 17 of 23

Missing a marathon in May 2027?

Organizers can send the official source for a free listing review · we verify before publishing

Report a correction List a race, free